449534166 has 8 divisors (see below), whose sum is σ = 899068344. Its totient is φ = 149844720.

The previous prime is 449534147. The next prime is 449534171. The reversal of 449534166 is 661435944.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

449534166 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37461175 + ... + 37461186.

It is an arithmetic number, because the mean of its divisors is an integer number (112383543).

Almost surely, 2^449534166 is an apocalyptic number.

449534166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449534166 is a wasteful number, since it uses less digits than its factorization.

449534166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74922366.

The product of its digits is 311040, while the sum is 42.

The square root of 449534166 is about 21202.2207799089. The cubic root of 449534166 is about 766.0449166625.

The spelling of 449534166 in words is "four hundred forty-nine million, five hundred thirty-four thousand, one hundred sixty-six".